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Pro cleaners reveal the simple, streak‑free method for washing windows—and the common mistakes that make them look worse.

Like a crazy hybrid between a Roomba and a Zamboni, the "Winboni" window washing machine earned four students from MSU first place in the International Student Design Competition of the American ...

Starting a window-washing business can be accomplished relatively quickly. Focus on commercial accounts, as many businesses clean their windows thoroughly each week. The key is to focus on small one- ...